The spectacular coral reefs of Indonesia are one of the worlds natural wonders. In its underwater wonderland, a huge array of filter feeders use ingenious ways to trap tiny particles of plankton which the flow of water brings. Stunning footage from the natural history series Wild Indonesia. Visit http://www.bbcearth.com for all the latest animal news and wildlife videos and watch more high quality videos on the new BBC Earth YouTube channel here: http://www.youtube.com/bbcearth